CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Radioactive material, uranium hexafluoride, fissile appears as a colorless volatile white crystalline solid. Highly toxic and corrosive. Radioactive. Emits high energy rays which may be harmful and are detectable only by special instruments. Chemically irritates skin, eyes and mucous membranes. Used to make fuel for nuclear power plants. |
|---|---|
| Color/Form | Volatile white monoclinic crystalline solid |
| Boiling Point | 56.5 °C sublimation point |
| Melting Point | 64.8 °C |
| Solubility | Sol in liq chlorine and bromine. ... Sol in carbon tetrachloride, chloroform, and sym tetrachloroethane, Cl2CHCHCl2, which forms the most stable soln, extensive reaction occurring only after several days at room temp. Sol in fluorocarbons (C6F6 or C7F16) without reaction. |
| Density | 5.09 at 20.7 °C/4 °C; (liq): 3.595 at 70 °C |
| Vapor Density | 12 at BP of uranium hexafluoride (Air= 1) |
| Vapor Pressure | 115.0 [mmHg] |
| Stability/Shelf Life | Volatile crystals |
| Decomposition | When heated to decomp it emits toxic fumes of /hydrogen fluoride/. |
| Corrosivity | Uranium hexafluoride will attack some forms of plastics, rubber, and coatings. |
| Heat of Vaporization | 28.899 kJ/mol at 64.01 °C |
| Other Experimental Properties | Deliquesent; decomposes in alcohol, ether, cold water |
| Chemical Classes | Toxic Gases & Vapors -> Other Toxic Gases & Vapors |
COMPUTED DESCRIPTORS
| Molecular Weight | 352.0193 g/mol |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 6 |
| Rotatable Bond Count | 0 |
| Exact Mass | 352.04121 g/mol |
| Monoisotopic Mass | 352.04121 g/mol |
| Topological Polar Surface Area | 0 Ų |
| Heavy Atom Count | 7 |
| Formal Charge | 0 |
| Complexity | 62.7 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Radioactive material, uranium hexafluoride, fissile appears as a colorless volatile white crystalline solid. Highly toxic and corrosive. Radioactive. Emits high energy rays which may be harmful and are detectable only by special instruments. Chemically irritates skin, eyes and mucous membranes. Used to make fuel for nuclear power plants.